CN216557078U - Steam supply temperature adjustable positive and negative pressure steam generator - Google Patents
Steam supply temperature adjustable positive and negative pressure steam generator Download PDFInfo
- Publication number
- CN216557078U CN216557078U CN202123371438.5U CN202123371438U CN216557078U CN 216557078 U CN216557078 U CN 216557078U CN 202123371438 U CN202123371438 U CN 202123371438U CN 216557078 U CN216557078 U CN 216557078U
- Authority
- CN
- China
- Prior art keywords
- negative pressure
- steam
- positive
- condensed water
- tank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The utility model relates to a positive and negative pressure steam generator with adjustable steam supply temperature, which comprises a flash tank, a condensed water tank, a vacuum pump, a steam-water separator, an air-cooled cooler and a positive and negative pressure regulating valve, wherein hot water A enters the flash tank, is flashed in a positive pressure/negative pressure environment of the flash tank to generate positive and negative pressure saturated steam, is conveyed to a user side steam heat exchanger B, releases heat and is condensed into condensed water; the condensed water and the non-condensed gas are conveyed to a condensed water tank through a drain inlet C, and then pumped to a flash tank through a condensed water pump and a circulating pump, so that a quick positive and negative pressure steam supply system with adjustable temperature is formed.
Description
Technical Field
The utility model relates to the technical field of waste heat recovery technology and recovery devices, in particular to a positive and negative pressure steam generator with adjustable steam supply temperature.
Background
The production of heat energy in industrial production requires the consumption of large quantities of steam. The steam is mainly produced by burning fossil fuel by a boiler, has high energy consumption and large pollution, and is accompanied with the discharge of a large amount of carbon dioxide and waste heat. The waste heat energy is distributed and dispersed, has quick decay, is difficult to store and has poor stability. Although the heat energy grade of the waste heat is low and poor in availability, the quantity of the waste heat is large, partial energy in the waste heat can be recycled by adopting a distributed heat pump technology, the heat energy grade is improved, and then the waste heat can be used on site, so that the purposes of saving energy, improving economic benefit and reducing environmental pollution can be achieved.
Based on the characteristics of waste heat resources, the waste heat is recycled in a centralized manner with great difficulty. Meanwhile, the higher the grade of heat energy produced by adopting a heat pump technology is, the higher the energy consumption cost is, and the initial heat supply investment and the energy consumption of a heat pump system are increased due to the overlarge heat exchange temperature difference of a user side heat exchanger. On the user side, a large amount of heat supply process conditions of 60-120 ℃ are adopted, and the heat exchange of the steam with small temperature difference can realize the energy conservation of heat energy produced by a heat pump system and reduce the initial investment.
Therefore, there is a need for a distributed, pressure-regulated steam generator that can be used in conjunction with a heat pump heating system to replace or reduce the use of steam in conventional boilers.
Therefore, it is necessary to provide a positive and negative pressure steam generator with adjustable steam supply temperature to achieve the above objects.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a positive and negative pressure steam generator with adjustable steam supply temperature.
The technical scheme is as follows:
the system comprises a flash tank, a condensed water tank, a vacuum pump, a steam-water separator, an air-cooled cooler and a positive and negative pressure regulating valve, wherein hot water A enters the flash tank, is flashed in a positive pressure/negative pressure environment of the flash tank to generate positive and negative pressure saturated steam, and is conveyed to a user side steam heat exchanger B for heat release and condensation to form condensed water; condensed water and non-condensed gas are conveyed to a condensed water tank through a drainage access port C and then pumped to a flash tank through a condensed water pump and a circulating pump, so that a quick positive-negative pressure steam supply system with adjustable temperature is formed.
Further, the condensation module comprises a condensation water tank which is communicated with a water ring vacuum pump; the steam pressure is adjusted by increasing or decreasing the supply of the hot water A and matching with a vacuum pump and a switch of a control valve, so that a steam temperature and pressure adjustable evaporator structure is formed.
Further, when the negative pressure steam is supplied, the positive pressure regulating valve is closed, the vacuum pump is matched with the negative pressure regulating valve to regulate and control the negative pressure of the condensed water tank so as to regulate and control the pressure of the flash tank, and the negative pressure saturated steam with adjustable temperature is output outwards; when positive pressure steam is supplied, the negative pressure regulating valve, the vacuum pump and the matched valve thereof are closed, and the positive pressure regulating valve is used for regulating and controlling the positive pressure of the condensed water tank so as to regulate and control the pressure of the flash tank and externally output positive pressure saturated steam with adjustable temperature.
Furthermore, the condensed water tank is communicated with an air cooling cooler used in cooperation with the water ring vacuum pump.
Furthermore, the water-gas separator is matched with a water ring vacuum pump and an air cooling cooler.
Furthermore, a condensate pump and a drain valve are arranged between the flash tank and the condensate tank.
Further, the flash tank is communicated with a hot water outlet D through a circulating pump.
Furthermore, the negative pressure regulating valve is arranged between the condensed water tank and the water ring vacuum pump, and the positive pressure regulating valve is connected to the condensed water tank and is directly communicated with the outside.
Compared with the prior art, the utility model adopts the heat pump to recover high-temperature hot water produced and distributed by waste heat resources as heat energy for generating steam, and realizes the adjustment of the air supply temperature.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Detailed Description
Example (b):
referring to fig. 1, the embodiment shows a positive-negative pressure steam generator with adjustable steam supply temperature, which includes a flash tank 1, a condensed water tank 4, a vacuum pump 5, a steam-water separator 6, an air-cooled cooler 8 and a positive-negative pressure regulating valve 9, wherein hot water a enters the flash tank 1, is flashed in a positive pressure/negative pressure environment of the flash tank 1 to generate positive-negative pressure saturated steam, and is conveyed to a user side steam heat exchanger B for heat release and condensation to form condensed water; the condensed water and the non-condensed gas are conveyed to a condensed water tank 4 through a drainage access port C, and then are pumped to a flash tank 1 through a condensed water pump 7 and a circulating pump 3, so that a quick positive-negative pressure steam supply system with adjustable temperature is formed.
The condensed water tank 4 is communicated with a water ring vacuum pump 5; the steam pressure is adjusted by increasing or decreasing the supply of the hot water A and matching with the switch of the water ring vacuum pump 5, thereby forming the evaporator structure with adjustable steam temperature and pressure.
When the negative pressure steam is supplied, the positive pressure regulating valve 9 is closed, the negative pressure of the condensed water tank 4 is regulated and controlled by matching the vacuum pump 5 with the negative pressure regulating valve 9, so that the pressure of the flash tank 1 is regulated and controlled, and the negative pressure saturated steam with adjustable temperature is output outwards; when the positive pressure steam supply is performed, the negative pressure regulating valve 9, the vacuum pump 5 and the matched valves thereof are closed, the positive pressure regulating valve 91 is used for regulating and controlling the positive pressure of the condensed water tank 4, so that the pressure of the flash tank 1 is regulated and controlled, and the positive pressure saturated steam with adjustable temperature is output externally.
The condensed water tank 4 is communicated with an air cooling cooler 8 matched with the water ring vacuum pump 5.
And the system also comprises a steam-water separator 6 matched with the water ring vacuum pump 5 and the air cooling cooler 8.
A condensate pump 7 and a drain valve 10 are arranged between the flash tank 1 and the condensate water tank 4.
The flash tank 1 is communicated with a hot water outlet D through a circulating pump 3.
The negative pressure regulating valve 9 is disposed between the condensate tank 4 and the water ring vacuum pump 5, and the positive pressure regulating valve 91 is connected to the condensate tank 4 and directly connected to the outside.
The specific process is as follows:
hot water A generated by a heat pump system or a waste heat system enters a flash tank 1, the hot water A is flashed in a vacuum environment to generate saturated steam, and the saturated steam is conveyed to a user side steam heat exchanger B through a pipeline; the saturated steam gives off heat at the user side steam heat exchanger B to become condensed water.
The condensed water and the non-condensed gas are communicated with the condensed water tank 4 through a drainage access port C and a pipeline.
Under the action of the vacuum pumping negative pressure of the water ring vacuum pump 5, condensed water and non-condensed gas from the drainage access port C enter the condensed water tank 4.
The cooling water of the water ring vacuum pump 5 is from the condensed water tank 4, is pressurized by the condensed water pump 7, is cooled by the air cooling cooler 8, and then enters the water ring vacuum pump 5.
The exhaust of the water ring vacuum pump 5 is separated by a steam-water separator 6, the non-condensed gas is discharged through an exhaust port, and the cooling water returns to the condensed water tank 4 by opening a drain valve 7.
After the liquid level of the condensed water tank reaches a set position, the drain valve 10 and the condensed water pump 7 are opened, and condensed water is discharged into the cavity of the flash tank 1.
Compared with the prior art, the utility model adopts the flash evaporation to recover the external high-low temperature waste heat resources to produce and distribute the positive and negative pressure steam, and realizes the adjustment of the temperature (pressure) of the externally supplied steam, so that the energy-saving effect of waste heat recovery and utilization and the adaptability of externally matched steam supply are both obviously improved.
What has been described above are merely some embodiments of the present invention. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the inventive concept thereof, and these changes and modifications can be made without departing from the spirit and scope of the utility model.
Claims (9)
1. The utility model provides a supply positive negative pressure steam generator of vapour adjustable temperature which characterized in that: the system comprises a flash tank, a condensed water tank, a vacuum pump, a steam-water separator, an air-cooled cooler and a positive and negative pressure regulating valve, wherein hot water enters the flash tank through a hot water inlet A, is flashed in a positive pressure/negative pressure environment of the flash tank to generate positive and negative pressure saturated steam, and the generated steam is conveyed to a user side heat exchanger through a steam outlet B to be subjected to heat release and condensed into condensed water; condensed water and non-condensed gas are conveyed to a condensed water tank through a drainage access port C and then pumped to a flash tank through a condensed water pump and a circulating pump, so that a quick positive-negative pressure steam supply system with adjustable temperature is formed.
2. The steam supply temperature adjustable positive and negative pressure steam generator of claim 1, wherein: the condensation module comprises a condensation water tank which is communicated with a water ring vacuum pump; the steam pressure is adjusted by increasing or decreasing the supply of the hot water A and matching with a vacuum pump and a switch of a control valve, so that a steam temperature and pressure adjustable evaporator structure is formed.
3. The steam supply temperature adjustable positive and negative pressure steam generator of claim 1, wherein: when the negative pressure steam is supplied, the positive pressure regulating valve is closed, the vacuum pump is matched with the negative pressure regulating valve to regulate and control the negative pressure of the condensed water tank so as to regulate and control the pressure of the flash tank, and the negative pressure saturated steam with adjustable temperature is output outwards; when positive pressure steam is supplied, the negative pressure regulating valve, the vacuum pump and the matched valve thereof are closed, and the positive pressure regulating valve is used for regulating and controlling the positive pressure of the condensed water tank so as to regulate and control the pressure of the flash tank and externally output positive pressure saturated steam with adjustable temperature.
4. A steam supply temperature adjustable positive and negative pressure steam generator as claimed in claim 3, wherein: the condensed water tank is communicated with an air cooling cooler or a water cooling cooler which is used with the water ring vacuum pump.
5. The steam supply temperature adjustable positive and negative pressure steam generator of claim 4, wherein: the water-gas separator is matched with the water ring vacuum pump and the air cooling cooler.
6. The steam supply temperature adjustable positive and negative pressure steam generator of claim 5, wherein: the condensate pump and the drain valve are arranged between the flash tank and the condensate water tank.
7. The steam supply temperature adjustable positive and negative pressure steam generator of claim 6, wherein: the flash tank is also communicated with a hot water outlet D through a circulating pump.
8. The steam supply temperature adjustable positive and negative pressure steam generator of claim 7, wherein: the negative pressure regulating valve is arranged between the condensed water tank and the water ring vacuum pump, and the positive pressure regulating valve is connected to the condensed water tank and is directly communicated with the outside.
9. The steam supply temperature adjustable positive and negative pressure steam generator of claim 7, wherein: the hot water outlet D and the hot water inlet A are respectively connected with a cold side inlet and an outlet of the external heating heat exchanger, and the steam outlet B and the drainage access port C are respectively connected with a hot side inlet and an outlet of the user side heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123371438.5U CN216557078U (en) | 2021-12-29 | 2021-12-29 | Steam supply temperature adjustable positive and negative pressure steam generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123371438.5U CN216557078U (en) | 2021-12-29 | 2021-12-29 | Steam supply temperature adjustable positive and negative pressure steam generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216557078U true CN216557078U (en) | 2022-05-17 |
Family
ID=81558965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123371438.5U Active CN216557078U (en) | 2021-12-29 | 2021-12-29 | Steam supply temperature adjustable positive and negative pressure steam generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216557078U (en) |
-
2021
- 2021-12-29 CN CN202123371438.5U patent/CN216557078U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101967999B (en) | Combined heat and power generation energy saving device using afterheat to supply heat and energy saving method | |
| CN201560812U (en) | Cogeneration low temperature thermal energy recovery device | |
| CN101943435A (en) | Thermoelectricity co-generation energy-saving device for supplying heat by using waste heat and energy-saving method thereof | |
| CN104632304B (en) | A kind of cooling system reclaiming cooling water steam and method | |
| CN104445481A (en) | Waste heat electricity-water coproduction system | |
| CN109296416A (en) | A kind of cogeneration system and method for geothermal energy cascade utilization | |
| CN111306787A (en) | Semi-open type high-temperature heat pump system and working method thereof | |
| CN108758584B (en) | Waste heat combined driven cold and heat storage combined supply coal-fired power plant air cooling system and operation regulation and control method thereof | |
| CN101871371A (en) | Combined heat and power generation energy-saving device and method for supplying heat by waste heat | |
| CN201866830U (en) | Cogeneration energy-saving device utilizing waste heat for supplying heat | |
| CN207716527U (en) | A kind of hot water Optimization of Energy Saving system | |
| CN203848505U (en) | Device for recovering condensation heat energy of gas boiler flue gas by means of heat pump | |
| CN109441577A (en) | Absorption heat pump cogeneration units recirculated cooling water tower operation method above freezing | |
| CN216557078U (en) | Steam supply temperature adjustable positive and negative pressure steam generator | |
| CN210638530U (en) | Waste heat heating device of dry quenching ultrahigh-temperature ultrahigh-pressure gas condensation type generator set | |
| CN103954039A (en) | Device and method for recycling smoke condensate heat energy of gas boiler in heat pumping mode | |
| CN203489341U (en) | Superlarge temperature difference heat supply network waste heat heating system combined with low-vacuum injection type heat pump | |
| CN206889110U (en) | It is a kind of to integrate efficient, economize on water, the controllable co-generation system of gas turbine four | |
| CN201753621U (en) | Heat and power cogeneration energy-saving device using waste heat for heating | |
| CN201844455U (en) | Cogeneration energy-saving device utilizing waste heat for supplying heat | |
| CN206874322U (en) | A kind of device of multiple pressure flash distillation organic Rankine bottoming cycle cogeneration | |
| CN103438492A (en) | Low-vacuum absorption-type composite heat pump residual heat supply system based on ultra-great-temperature-difference heat supply network | |
| CN103453567A (en) | Low vacuum ejector heat pump composite waste-heat heating supply system based on huge temperature-difference heat supply network | |
| CN210069822U (en) | High-pressure high-temperature condensed water flash evaporation recovery system | |
| CN113087358A (en) | Energy-efficient sludge drying system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Unit A6, Suhong Industrial Building, No. 81 Suhong West Road, Suzhou Industrial Park, Jiangsu Province, 215000 Patentee after: Yikuaipu (Suzhou) Thermal Energy Environmental Protection Equipment Co.,Ltd. Address before: 215000 A6, Suhong industrial building, No. 81, Suhong West Road, Suzhou Industrial Park, Jiangsu Province Patentee before: Yikuaipu (Suzhou) water treatment equipment Co.,Ltd. |